Hewlett Packard Enterprise Interview Questions, Process, and Tips

Q1. Tell me about your self.
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Q2. Tell me something about company.
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Q1. What is Raid and types of Raid
Ans. 
RAID stands for Redundant Array of Independent Disks. It is a data storage virtualization technology that combines multiple physical disk drive components into one or more logical units for the purposes of data redundancy, performance improvement, or both.
• RAID 0: Striping without parity or mirroring, offers increased performance but no fault tolerance.

• RAID 1: Mirroring without parity or striping, offers fault tolerance...read more
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Q2. What are DIMMS and its types.
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DIMMS stands for Dual In-line Memory Modules. They are used in computers for storing and retrieving data.
• DIMMS are a type of memory module used in computers.

• There are different types of DIMMS such as DDR, DDR2, DDR3, and DDR4.

• DIMMS are inserted into the motherboard slots to provide additional memory for the system.

• They are faster and more efficient than single in-line memory modules (SIMMs).
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Q3. What are Bsod, Psod and Rsod.
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Bsod, Psod and Rsod are types of screen errors that occur on different devices.
• Bsod stands for Blue Screen of Death and is a common error on Windows computers.

• Psod stands for Purple Screen of Death and is a common error on VMware ESXi servers.

• Rsod stands for Red Screen of Death and is a common error on PlayStation consoles.
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Q4. What is SSD, HDD, Nvme and M.2
Ans. 
SSD, HDD, Nvme, and M.2 are different types of storage devices used in computers.
• SSD stands for Solid State Drive and uses flash memory to store data.

• HDD stands for Hard Disk Drive and uses spinning disks to store data.

• NVMe (Non-Volatile Memory Express) is a protocol designed for fast storage devices like SSDs.

• M.2 is a form factor for SSDs that connects directly to the motherboard for faster data transfer.
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Q5. SATA, PATA, ATA.
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Q1. 1) Qn on multithreading, execute 2threads to show concurrent modification & to solve it using synchronise or other options. 2) Detailed qns on collections & how it supports concurrency. 3) Singleton patter...read more
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Q1. 1) Case scenario with microservices. 2) Use of elastic search & kafka to stream events & to publish them. 3) Difference in use case of Kafka & RabbitMq 4) Use of a design pattern (Builder) to selectively p...read more
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Q1. 1) Generic qns related to microservices, cloud & Devops 2) Different types of REST method. & Whether a post method can be used to modify an existing object & vice versa. 3) Basic qns on Git 4) A coding pro...read more
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Q1. 1) Reason to switch jobs 2) How to establish a good relation between your team & another when you are given a lead job. 3) Qn's or suggestions related to compensation & how to justify. Note: In my case my ...read more
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Q1. Power of 2 in efficient mamer
Ans. 
Efficiently calculate power of 2 using bitwise operations
• Use bitwise left shift operator to calculate power of 2

• For example, to calculate 2^5, use 1 << 5 which equals 32

• Bitwise operations are faster than traditional multiplication for power of 2 calculations
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Q2. Behavioural questions
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Q3. How will you handle conflict of Interest
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Q1. > All Networking interviewers will want you to know STP (MSTP to be precise) > OSPF LSAs and the attributes of LSA. > For Security tam, VPN (IPsec n SSL) a) IPSec > Tunnel Mode, Transport mode ...read more
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It was an easy aptitude test consisting of general Quant and english.

Any current topic related to IT was given to discuss.

Q1. Questions about raid, Networking concepts and basic coding questions
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